== sanity test 123ab: verify statahead work by using statx ========================================================== 11:26:20 (1781277980)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff952b86c22800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff952b86c22800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.96 seconds: 33.84 ops/second
llite.lustre-ffff952b86c22800.statahead_max=0
100

real	0m3.024s
user	0m0.008s
sys	0m0.326s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff952b86c22800.statahead_max=128
llite.lustre-ffff952b86c22800.statahead_max=128
100

real	0m1.463s
user	0m0.013s
sys	0m0.182s
'statx -l' 100 files with statahead: 2 sec
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 26
fname_total: 75
hit_total: 1885
miss_total: 1650
swrong=2 ewrong=2
 - open/close 760 (time 1781278011.55 total 10.00 last 75.97)
total: 900 open/close in 11.96 seconds: 75.23 ops/second
llite.lustre-ffff952b86c22800.statahead_max=0
1000

real	0m21.576s
user	0m0.089s
sys	0m3.034s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff952b86c22800.statahead_max=128
llite.lustre-ffff952b86c22800.statahead_max=128
1000

real	0m6.634s
user	0m0.075s
sys	0m1.576s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 124
statahead wrong: 2
agl total: 120
list_total: 27
fname_total: 75
hit_total: 2884
miss_total: 1650
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff952b86c22800.statahead_stats=
statahead total: 124
statahead wrong: 2
agl total: 120
list_total: 27
fname_total: 75
hit_total: 2884
miss_total: 1650
mdc.lustre-MDT0000-mdc-ffff952b86c22800.batch_stats=
snapshot_time:            1781278077.879156247 secs.nsecs
start_time:               1781277985.725668304 secs.nsecs
elapsed_time:             92.153487943 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9  29  29
2:		         3   9  38
4:		         1   3  41
8:		         3   9  51
16:		         1   3  54
32:		         7  22  77
64:		         7  22 100
mdc.lustre-MDT0001-mdc-ffff952b86c22800.batch_stats=
snapshot_time:            1781278077.879274566 secs.nsecs
start_time:               1781277985.725753128 secs.nsecs
elapsed_time:             92.153521438 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4  16  16
2:		         3  12  28
4:		         2   8  36
8:		         2   8  44
16:		         0   0  44
32:		         4  16  60
64:		        10  40 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536